Delta MH300 Series - Page 184

Chapter 7 Optional AccessoriesMH300
7-119
Warning Codes
LCD Display * Warning Name Description Corrective Actions
Communication
error 1
(CE1)
RS-485 Modbus
illegal function
code
Motor drive does not accept the communication
command sent from the keypad.
1. Verify that the keypad is properly connected to
the motor drive by a communication cable
such as RJ45.
2. Press RESET on the keypad to clear errors.
If none of the above solutions works, contact your
local authorized dealer for assistance.
Communication
command error 1
(CK1)
Keypad
communication
data, illegal
function code
(Keypad auto-
detect this error
and display it)
Keypad does not accept the motor drive’s
communication command.
1. Remove the keypad and reconnect it.
2. Verify if the Baud rate = 19200 bps, and the
Format = RTU8, N, 2
3. Verify if the keypad is properly connected to the
motor drive on the communication contact by a
communication cable such as RJ45.
If none of the above solution works, contact your
local authorized dealer.
Communication
error 2
(CE2)
RS-485 Modbus
illegal data
address
Motor drive does not accept the keypad’s
communication address.
1. Verify that the keypad is properly connected to
the motor drive by a communication cable
such as RJ45.
2. Press RESET to clear the errors.
If none of the above s
olutions works, contact your
local authorized dealer for assistance.
Communication
address error
(CK2)
Keypad
communication
data, illegal data
address (Keypad
auto-detect this
error and display
it)
Keypad does not accept the motor drive’s
communication command.
1. Remove the keypad and reconnect it.
2. Verify if the Baud rate = 19200 bps, and the
Format = RTU8, N, 2
3. Verify if the keypad is properly connected to the
motor drive on the communication contact by a
communication cable such as RJ45.
If none of the above solution works, contact your
local authorized dealer.
Communication
error 3
(CE3)
RS-485 Modbus
illegal data value
Motor drive does not accept the communication
data sent from the keypad.
1. Verify that the keypad is properly connected to
the motor drive by a communication cable
such as RJ45.
2. Press RESET to clear the errors.
If none of the above solutions works, contact your
local authorized dealer for assistance.
Communication
data error
(CK3)
Keypad
communication
data, illegal data
value (Keypad
auto-detect this
error and display
it)
Keypad does not accept the motor drive’s
communication command.
1. Remove the keypad and reconnect it.
2. Verify if the Baud rate = 19200 bps, and the
Format = RTU8, N, 2
3. Verify if the keypad is properly connected to the
motor drive on the communication contact by a
communication cable such as RJ45.
If none of the above solution works, contact your
local authorized dealer.